On Thu, Jul 16, 2009 at 11:14 AM, Mr Moose<stephan.men...@gmail.com> wrote:
>
> It is found!
>
> After 4 interesting days of debugging the bastard I realized that I
> rercently had to add 3 preprocessor defines to my build system:
>
> _CRT_SECURE_NO_WARNINGS
> _SECURE_SCL=0
> _HAS_ITERATOR_DEBUGGING=0
>
> If they are missing, many things[tm] won't work properly in debug
> build. Things such as several boost components for instance. So I set
> them defines and forgot about them. Hence the crashes in libprotobuf.
> Now I added same defines to the libprotobuf target in the .sln file of
> 2.1.0. After a complete rebuild things work fine.
>
> Which one of the defines was responsible and why remains obscure but I
> tend to think _SECURE_SCL might alter headers and type definitions to
> the using app and the lib are using differently sized types.

Yes, indeed. Changing _SECURE_SCL causes layout-changes in *all* STL
containers. If you get weird crashes inside STL-containers, this is
the first thing to check.

> Cheers,
>
> Stephan
>
>
> On 16 Jul., 09:29, Mr Moose <stephan.men...@gmail.com> wrote:
>> OK, just for the records: Now I can be really sure. I've deleted
>> everything that remotely resembles a release build and changed my
>> build system so it won't create any and work without. And still the
>> bug occurs. So I don't think it is related to Microsoft runtime
>> issues.
>>
>> Cheers,
>> Stephan
>>
>> On 16 Jul., 08:33, Mr Moose <stephan.men...@gmail.com> wrote:
>>
>> > Kenton,
>>
>> > well, I checked this over and over again and I really think I did make
>> > sure. I also checked the linker settings for all other libs I link
>> > against and they are all set to Debug. Also, this is the same build
>> > environment I used with 2.0.3. where it did work. On the other hand,
>> > it's Microsoft so you can never be really sure what's going on.
>> > Anyway, is there any other possible explanation for said crashes?
>>
>> > Cheers,
>>
>> > Stephan
>>
>> > On 15 Jul., 20:25, Kenton Varda <ken...@google.com> wrote:
>>
>> > > Did you make sure to compile your debug build against a debug build of
>> > > libprotobuf?  MSVC fails miserably when trying to mix and match debug vs.
>> > > release, apparently because the STL classes have different 
>> > > representations
>> > > between the two.
> >
>



-- 
/Jesper
#include "witty-quote.h"

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